jquery adds tr element

As a commonly used JavaScript library in front-end development, jQuery has strong practicality and convenience in DOM operations. Among them, dynamically adding HTML elements is one of the common operations of jQuery. Especially when operating tables, dynamically adding a34de1251f0d9fe1e645927f19a896e8 elements is indispensable.

In jQuery, there are many ways to add a34de1251f0d9fe1e645927f19a896e8 elements. Below we will introduce several common methods for reference.

1. Use the append() method

The append() method can add the specified HTML code or element to the end of the existing element. Therefore, we can use the append() method to add the a34de1251f0d9fe1e645927f19a896e8 element to f5d188ed2c074f8b944552db028f98a1. The sample code is as follows:

$(document).ready(function(){
   $("button").click(function(){
      $("table").append("<tr><td>新行的单元格 1</td><td>新行的单元格 2</td></tr>");
   });
});

In the sample code, when the button is clicked, a new element will be added to the table. The a34de1251f0d9fe1e645927f19a896e8 element.

2. Use the eq() method to dynamically add rows

The eq() method can select elements at specified index positions in the matching element collection. Therefore, we can first get the specified a34de1251f0d9fe1e645927f19a896e8 element, and then use the eq() method to copy it and insert it into the table. The sample code is as follows:

$(document).ready(function(){
   $("button").click(function(){
      var $cloneRow=$("table tr").eq(0).clone();
      $("table").append($cloneRow);
   });
});

In the sample code, we will The first a34de1251f0d9fe1e645927f19a896e8 element is copied and inserted into the table.

3. Use the after() method to add rows

The after() method can insert the specified HTML code or element after the specified element. Therefore, we can insert the new a34de1251f0d9fe1e645927f19a896e8 element into the specified position in the table. The sample code is as follows:

$(document).ready(function(){
   $("button").click(function(){
      var $newRow=$("<tr><td>单元格1</td><td>单元格2</td></tr>");
      $("table tr:eq(0)").after($newRow);
   });
});

In the sample code, we insert the new a34de1251f0d9fe1e645927f19a896e8 element into the table at the specified position. After the first a34de1251f0d9fe1e645927f19a896e8 element.

4. Use the appendTo() method to add rows

The appendTo() method can insert the specified element into the internal end position of another specified element. Therefore, we can first create a new a34de1251f0d9fe1e645927f19a896e8 element and insert it into the document, and then use the appendTo() method to insert it into the table. The sample code is as follows:

$(document).ready(function(){
   $("button").click(function(){
      var $newRow=$("<tr><td>单元格1</td><td>单元格2</td></tr>").appendTo("table");
   });
});

In the sample code, We first create a new a34de1251f0d9fe1e645927f19a896e8 element and insert it into the table.

In actual development, choose different methods according to specific needs to implement the operation of adding a34de1251f0d9fe1e645927f19a896e8 elements. No matter which method is used, the flexibility and convenience of jQuery can be used to dynamically modify and expand HTML documents. At the same time, we must also pay attention to properly setting the attributes and styles of elements when dynamically adding elements to ensure the overall beauty of the page.

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